The tragic death, following an artificial insemination procedure, leaves just three turtles of the species alive.

How will the border wall affect jaguars, bears, birds, bees and other wildlife? And what other solutions might work better without harming people or ecosystems?

This month brings new books by Bill McKibben and Carl Safina, as well as important discussions about wildlife coexistence, poaching and dam removal.

It appears to have been wiped out by pollution, development and illegal mining by “sand mafias.” Will other plants soon follow?

Surprisingly, the climate-threatening industry is still in a growth mode in some parts of the world. Will that change fast enough to save the planet?

A look back at the circuitous, bloody history of attempts to remove wolves from the Endangered Species Act.

March brings new books by E.O. Wilson and Frans de Waal, as well as important reads about wolves and primates.

Experts warn that the rush for new oil and gas drilling in 2018 will have consequences for the climate, but there are ways to slow it down — or even stop it.

New genetic tests may reveal the secret to saving the critically endangered Siamese crocodile from extinction.

The Bramble Cay melomys, a tiny island rodent, was wiped out by sea-level rise, according to the government of Australia.